start the project locally with npm start-- production, which can be accessed normally. pm2 is used on the server to manage the previous project handover, so I used NODE_ENV=production pm2 start index.js-- name "ghost " to start the project and tried to...
Array and class array objects in javascript (Array-like Object), has three problems: 1, what s the difference between array and class array objects? 2. How to generate class array objects? 3. How do I know something is an array object? Please tel...
if, why does key become a number after a string is cut? the result I want is { 000times: first } the source code is here ...
requirements: click on a folder and you need to download all the sub-files in the file. that is, when you click on a folder, the backend returns an array of files id for traversal download. I used the tag href function to download and append the do...
1. Problem description I asked the user to zoom and move the picture and want to save it. Now can display the zoomed image, and related parameters, but then adjust to the canvas, found that the image position is wrong. 2. Related code wxml picture...
use wx.scanQRCode to scan the official account. Ok, is displayed on the tool, but no callback is performed when using Wechat to scan, so you jump to directly. wx.scanQRCode configuration of wx.config is also successful weixinSdk() { var wxs = thi...